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Hourly
7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Juneau, AK
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September
Average Temperature
High
9°
Feels 8
Low
4°
Feels 3
Average Precipitation
18 Days
Rain amount
207.6mm
Snow amount
0.1cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
15°
11
18°
12
17°
13
19°
14
17°
15
15°
16
15°
17
15°
18
16°
19
15°
20
13°
21
12°
22
12°
23
12°
24
12°
25
26
27
28
29
30
Forecast
Thursday, September 10, 2026
Day
15°
Feels 15
Wind
11 km/h NW
Gust
17 km/h
Humidity
55%
P.O.P
20%
Night
9°
Feels 7
Wind
13 km/h N
Gust
20 km/h
Humidity
81%
P.O.P
10%
Historical Averages
Sep 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.